<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>JavaScript</title>
  </head>
  <body>
    <script src="func1.js" type="text/javascript"></script>

    <!-- <script>
      //   alert("第一个 js 程序");
      document.write("Hello World111");
      document.write(2222);
    </script> -->
  </body>
</html>
